20062510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 41291712

約数和(自身を除く): 21229202

約数列:

[1, 2, 5, 10, 13, 26, 37, 43, 65, 74, 86, 97, 130, 185, 194, 215, 370, 430, 481, 485, 559, 962, 970, 1118, 1261, 1591, 2405, 2522, 2795, 3182, 3589, 4171, 4810, 5590, 6305, 7178, 7955, 8342, 12610, 15910, 17945, 20683, 20855, 35890, 41366, 41710, 46657, 54223, 93314, 103415, 108446, 154327, 206830, 233285, 271115, 308654, 466570, 542230, 771635, 1543270, 2006251, 4012502, 10031255, 20062510]

約数ペア:

[(1, 20062510), (2, 10031255), (5, 4012502), (10, 2006251), (13, 1543270), (26, 771635), (37, 542230), (43, 466570), (65, 308654), (74, 271115), (86, 233285), (97, 206830), (130, 154327), (185, 108446), (194, 103415), (215, 93314), (370, 54223), (430, 46657), (481, 41710), (485, 41366), (559, 35890), (962, 20855), (970, 20683), (1118, 17945), (1261, 15910), (1591, 12610), (2405, 8342), (2522, 7955), (2795, 7178), (3182, 6305), (3589, 5590), (4171, 4810)]